DIAMOND MULTIMEDIA SYSTEMS, INC. SUPRAEXPRESS 336SP (INTERNAL) Card Type Modem, Fax Chip Set Unidentified Maximum Modem Rate 33.6Kbps Maximum Fax Rate 14.4Kbps Data Modulation Protocol Bell 103A/212A ITU-T V.21, V.22, V.22bis, V.32, V.32bis, V.34, V.FC Fax Modulation Protocol ITU-T V.17, V.27ter, V.29 Error Correction/Compression MNP5, V.42, V.42bis Fax Class Class I Data Bus 16-bit ISA 54929 SUPPORTED COMMAND SET Basic AT Commands AT, ‘+++’, A/ A, B, D, E, H, M, O, Q, V, W, X &C, &V Extended AT Commands \N %C S Registers S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S25, S38, S46 Voice Commands #VLS Special Commands +MS Note: See MHI Help File for full command documentation. Proprietary AT Command Set AUTO-MODE DETECTION Type: Configuration Format: AT [cmds] Nn [cmds] Description: Selects various options for the automatic detection and negotiation of protocols during the handshake process if the modem is communicating with a remote modem of dissimilar speed. Command Function N0 Auto-mode detection disabled N1 In originate mode, handshake begins at line speed designated by the S37 register. Modem can shift to a slower speed if necessary. In answer mode, handshake attempted with the following protocols in order - V.FC, V.32bis, V.32, V.22bis, V.22 or Bell 212, V.21, and Bell 103 COMMUNICATIONS MODE Type: Configuration Format: AT [cmds] &Qn [cmds] Description: Selects communications mode options Command Mode &Q0 Asynchronous mode, serial port speed follows connect speed. &Q5 Error correction mode DATA TERMINAL READY (DTR) Type: Configuration Format: AT [cmds] &Dn [cmds] Description: Selects modem response to DTR Command Function &D0 Modem does not respond to DTR &D1 Modem goes to command mode after DTR goes is off &D2 Modem goes to command mode and disconnects (hangs up) after DTR goes off; Auto-Answer is disabled. &D3 Modem is initialized after DTR goes off FACTORY DEFAULT PROFILE Type: Configuration Format: AT [cmds] &F [cmds] Description: Sets values in active profile to values found in the default profile Command Function &F0 Direct mode without flow control &F2 Reliable mode FLOW CONTROL Type: Configuration Format: AT [cmds] &Kn [cmds] Description: Enables flow control options Command Function &K0 Flow control disabled &K3 RTS/CTS flow control enabled &K4 XON/XOFF flow control enabled &K5 Transparent XON/XOFF flow control enabled REPORT INFORMATION Type: Immediate Format: AT [cmds] In [cmds] Description: Displays information requested Command Function I0 Reports maximum data carrier rate I1 Reports ROM checksum I2 Tests and reports ROM checksum I3 Reports ROM code revision number I4 Report supported protocols in encrypted format I5 Reports firmware copyright information I7 Reports data pump model I10 Reports optional features I92 Reports product ID code SPEAKER VOLUME Type: Configuration Format: AT [cmds] Ln [cmds] Description: Controls speaker volume Command Function L0 Low volume setting L2 Medium volume setting L3 Highest volume setting Extended AT Commands AUTO-RETRAIN - AUTO-FALLBACK/FALL-FORWARD Type: Configuration Format: AT [cmds] %En [cmds] Description: Controls auto-retrain mode and fallback/fall-forward Command Function %E0 Auto-retrain disabled %E1 Auto-retrain enabled RATE NEGOTIATION Type: Configuration Format: AT [cmds] %Gn [cmds] Description: Controls rate negotiation Command Function %G0 Rate negotiation disabled %G1 Rate negotiation enabled Audiospan Command Set AUDIOSPAN MODE SELECTION Type: Configuration Format: AT [cmds] -SMS=x,y,z,t [cmds] Description: Sets the various options for Audiospan Command Function x=0 Data mode x=1 DSVD mode x=2 Audiospan mode x=3 Automatic mode select y=4800 Minimum data speed 4800bps y=7200 Minimum data speed 7200bps y=9600 Minimum data speed 9600bps y=12000 Minimum data speed 12000bps y=14400 Minimum data speed 14400bps y=16800 Minimum data speed 16800bps y=21600 Minimum data speed 21600bps y=24000 Minimum data speed 24000bps y=26400 Minimum data speed 26400bps y=28800 Minimum data speed 28800bps z=4800 Maximum data speed 4800bps z=7200 Maximum data speed 7200bps z=9600 Maximum data speed 9600bps z=12000 Maximum data speed 12000bps z=14400 Maximum data speed 14400bps z=16800 Maximum data speed 16800bps z=21600 Maximum data speed 21600bps z=24000 Maximum data speed 24000bps z=26400 Maximum data speed 26400bps z=28800 Maximum data speed 28800bps AUDIOSPAN MODULATION Type: Configuration Format: AT [cmds] -SQS=x,y [cmds] Description: Selects Audiospan modulation Command Function x=0 V.61 x=1 ML144 x=2 ML288 y=0 Disable Audiospan automodulation y=1 Enable Audiospan automodulation DATA BURST Type: Configuration Format: AT [cmds] -SMC=x [cmds] Description: Controls the ML144 data burst Command Function x=0 Disable data burst x=1 Enable data burst Synchronous Access Command Set DATA COMPRESSION Type: Configuration Format: AT [cmds] +DS=w,x,y,z [cmds] Description: Enables synchronous access mode Command Function w=0 Negotiated, no compression w=1 Transmit only w=2 Receive only w=3 Transmit and receive x=0 Do not disconnect if V.42bis is not negotiated by the remote DCE as specified in the Direction parameter x=1 Disconnect if V.42bis is not negotiated by the remote DCE as specified in the Direction parameter y= Specifies the maximum number of dictionary entries which should be negotiated. Range=512 - 6553 z= Specified the maximum string length to be negotiated. Range=6 - 250 Default=6 SYNCHRONOUS ACCESS MODE Type: Configuration Format: AT [cmds] +ES=x,y,z [cmds] Description: Enables synchronous access mode Command Function x=0 Direct mode x=1 Initiate call with buffered mode only x=2 Initiate V.42 withput detection phase. If V.8 is in use, disable V.42 detection phase x=3 Initiate V.42 with detection phase x=4 Initiate alternative protocol y=0 Error control optional; if error control is not established, maintain DTE-DCE data rate and use buffered mode with flow control during non-error-control operation y=1 Error control optional; if error control is not established, change DTE-DCE data rate to match line rate and use direct mode y=2 Error control optional; if error control is not established, disconnect y=3 Error control optional; if error control is not established, disconnect y=4 Error control required; if error control is not established, disconnect z=0 Direct mode z=1 Error control disabled, use buffered mode z=2 Error control optional; if error control is not established, maintain DTE-DCE data rate and use local buffering and flow control during non-error-control operation z=3 Error control optional; if error control is not established, change DTE-DCE data rate to match line rate and use direct mode z=4 Error control optional; if error control is not established, disconnect z=5 Error control optional; if error control is not established, disconnect z=6 Error control required; if error control is not established, disconnect SYNCHRONOUS ACCESS SUBMODE Type: Configuration Format: AT [cmds] +ESA=a,b,c,d,e,f,g,h [cmds] Description: Sets the synchronous access submode Command Function a=0 In transparent sub-mode, modem transmits 8-bit SYN sequence on idle. Modem receiver does not hunt for synchronized sequence. A=1 In transparent sub-mode, modem transmits 8-bit SYN sequence on idle. Modem receiver hunts for 8-bit sequence a=2 In transparent sub-mode, modem transmits 16-bit SYN sequence on idle. Modem receiver hunts for 16-bit sequence b=0 In framed sub-mode, modem transmits HDLC flags on idle. B=1 In framed sub-mode, DCE transmits marks on idle c=0 In framed sub-mode, modem transmits abort on underrun in middle of frame c=1 In framed sub-mode, DCE transmits a flag on underrun in middle of frame, and notifies DTE of underrun of overrun d=0 When switching between primary and secondary channel operation in V.34 half duplex, the DCE only executes those procedures difined in section 12/V.34 d=1 When switching between primary and secondary channel operation in V.34 half duplex, the DCE executes additional procedures as described in section 8.8.5 besides those difined in section 12/V.34 e=0 CRC generation and checking disabled e=1 In framed mode, the 16-bit CRC is generated by the modem in the transmit direction, and checked by the modem in the receive direction e=2 In framed sub-mode, the 32-bit CRC is generated by the DCE in the transmit direction, and checked by the DCE in the receive direction f=0 NRZI encoding and decoding disabled f=1 NRZI encoding enabled in the DCE in the transmit direction, and NRZI decoding enabled in the DCE in the receive direction. G Specifies the octet value to be used while performing character-oriented framing. H Specifies the octet value to be used while performing character-oriented framing. SYNCHRONOUS ACCESS SUBMODE Type: Configuration Format: AT [cmds] +ESR=a [cmds] Description: Sets the synchronous access submode Command Function a=0 Do not use SREJ a=1 Use SREJ if available in remote DCE; continue without it if not a=2 Use SREJ if available in remote DCE, continue id SREJ is not available S(status) -REGISTERS CONNECTION FAILURE CODES Type: Register Format AT [cmds] S86? [cmds] Description: Reports codes which correspond to the possible causes of a connection failure Value Meaning 0 Normal hang up 4 Carrier signal lost 5 No error-control detected for remote modem during feature negotiation 6 Remote modem failed to respond to feature negotiation 7 Local modem is asynchronous-only, remote modem is synchronous-only 8 No common framing technique found 9 No common protocol found 10 Remote modem sent erroneous feature negotiation message 11 Remote modem failed to send synchronous information 12 No failure - remote modem disconnected normally 13 Remote modem failed to respond after 10 re-transmissions same message 14 Violation of negotiated protocol caused failure 15 Negotiated compression failed 16 Line speeds selected in S37 and S109 did not match 17 Time limit reached according to parameters set in S116 18 Incompatible speeds 19 BREAK disconnect 20 Key abort DCE LINE SPEED Type: Register Format AT [cmds] S37=n [cmds] Description: Sets the maximum allowable data exchange rate attempted during handshake process. Command Function S37=0 Speed of last connection S37=1 300bps S37=5 1200bps S37=6 2400bps S37=8 4800bps S37=9 9600bps S37=10 12.0Kbps S37=11 14.4Kbps S37=12 7200bps ERROR CORRECTION NEGOTIATION Type: Register Format AT [cmds] S36=n [cmds] Description: Selects the action of the modem if it fails to connect with the error-correction protocol set in &Q. Command Function S36=0 Hang up S36=1 Attempt a direct connection S36=3 Attempt a buffered connection S36=4 Attempt a connection at MNP2-4; if that fails, hang up. S36=5 Attempt a connection at MNP2-4; if that fails, attempt a direct connection. S36=7 Attempt a connection at MNP2-4; if that fails, attempt a buffered connection. EXTENDED RESULT CODES Type: Register Format AT [cmds] S95=n [cmds] Default: 0 Range: 0-255 Unit: Bit-mapped Description: Works in combination with the Wn command to enable extended result codes. Features enabled by S95 take precedence over the options selected by Wn. Bit Value Function 1 0 Verbose CONNECT result codes display DTE or line speed only. 1 Adds "/ARQ" to all verbose CONNECT result codes except "NONE." 2 0 CARRIER result codes disabled. 1 CARRIER result codes enabled. 4 0 Enable CARRIER XXXX result code 8 0 Enable PROTOCOL XXXX result code 16 0 Reserved 32 0 Compression result code 64 0 Enable TX and RX V.34 CARRIER result code if in asymetric carrier mode 128 0 Reserved FEATURE NEGOTIATION OPTIONS Type: Register Format: AT [cmds] S48=n [cmds] Description: Selects active error correction and compression protocols Command Function S48=0 Detection negotiation disabled, XID negotiation disabled S48=7 Detection negotiation and XID negotiation enabled S48=128 Fall-back to options set in S36